欢乐生肖网上哪里买

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Warmly celebrate the 60th anniversary of the our factory

Technology

Our company has fully realized the computer control and digital program control from the process of the tip making, heating coil, quenching, tempering, end surface grinding, load detection, chemical analysis, metallographic hardness testing and so on. Now it has been in the leading position in ensuri...

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About Us

Dalian spring was founded in 1958。 It is the executive director of China Machinery General Parts Industry Association Dalian high performance spring application engineering laboratory, we have obtained 2 invention patents nbsp; 。。。

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PRODUCTS

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CASES

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  • Successful Cases

    Successful Cases

    公司有着多年为工程机械主机厂配套的经验,从上世纪60年代开...

HONOR

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  • The enterprise is identified as high and new techno
  • Industry Honor
  • Awards List

NEWS

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